2155735361 has 8 divisors (see below), whose sum is σ = 2322265344. Its totient is φ = 1989306000.

The previous prime is 2155735357. The next prime is 2155735363. The reversal of 2155735361 is 1635375512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2155735361 - 2² = 2155735357 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2155735363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22736 + ... + 69486.

It is an arithmetic number, because the mean of its divisors is an integer number (290283168).

Almost surely, 2^2155735361 is an apocalyptic number.

It is an amenable number.

2155735361 is a deficient number, since it is larger than the sum of its proper divisors (166529983).

2155735361 is a wasteful number, since it uses less digits than its factorization.

2155735361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50311.

The product of its digits is 94500, while the sum is 38.

The square root of 2155735361 is about 46429.8972753548. The cubic root of 2155735361 is about 1291.8095233149.

The spelling of 2155735361 in words is "two billion, one hundred fifty-five million, seven hundred thirty-five thousand, three hundred sixty-one".